SY-2A-20W
www.sy.co.uk
The SY-2A-20W is a 20W stereo Power Amplifier that may be used with other SY HD-BaseT products, or
with the SY-HD-3.5AD HDMI Audio De-embedder, or even as standalone amplifier. This amplifier also
features a voiceover capability that will allow its use in presentation applications.
Features
Two selectable line level inputs
Talk-over microphone input
Talk-over microphone has three operating modes: 48V, MIC level, or LINE level
Three operational modes: Stereo, Mono or Bridge
Stereo line level output
Auto muting when no input signal present
IR control to adjust the amplifier remotely
(Optional)
RS232 control for computer control
Connectors and Controls
Front
Name
Description
Amplifier Configuration
Switch
Sets how the power amplifier is configured:
Stereo
,
Mono
or
Bridge
IR
Remote IR detector Input (3.5 mm jack) , used with the IR key pad
RS232
(3-way terminal)
RS232 Tx and Rx connections
MIC / LINE
(3-way terminal)
Input for the talk-over microphone, the operating mode of this input is set by
the switch next to it. This connector can accept balanced signals or single-
ended signals
MIC / LINE mode switch
Sets the operating mode of the MIC / LINE input connector:
MIC level with 48V phantom power
MIC level
(without phantom power)
LINE level
(without phantom power)
Line Input 1
Two phono (RCA) connectors for Left and Right line level inputs
Line Input 2
3.5 mm stereo line level input
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